set_property PACKAGE_PIN Y18 [get_ports clock]
set_property IOSTANDARD LVCMOS33 [get_ports beep]
set_property IOSTANDARD LVCMOS33 [get_ports clock]
set_property PACKAGE_PIN M13 [get_ports {key[0]}]
set_property PACKAGE_PIN K14 [get_ports {key[1]}]
set_property PACKAGE_PIN K13 [get_ports {key[2]}]
set_property PACKAGE_PIN L13 [get_ports {key[3]}]
set_property IOSTANDARD LVCMOS33 [get_ports {key[3]}]
set_property IOSTANDARD LVCMOS33 [get_ports {key[2]}]
set_property IOSTANDARD LVCMOS33 [get_ports {key[1]}]
set_property IOSTANDARD LVCMOS33 [get_ports {key[0]}]
set_property PACKAGE_PIN F20 [get_ports reset]
set_property IOSTANDARD LVCMOS33 [get_ports reset]
set_property PACKAGE_PIN E17 [get_ports beep]
